Answer:
88
Step-by-step explanation:
Sum of angles in a quadrilateral= 360 degrees
<OCA=90degrees [ tangent perpendicular to the circle.
<OBA= 90degrees =tangent perpendicular
to the circle
<OCA + <OBA +92 + <OAB= 360
90 + 90 + 92 + <OAB = 360
272 + < OAB = 360
<0AB= 360- 272 =88 degrees
<span>(<span>9<span>a^18 </span>− 8<span>b^8</span></span>) </span><span>(<span>9<span>a^18 </span>+ 8<span>b^8</span></span><span>) Is your answer :)</span></span>
Answer:

Step-by-step explanation:
<u>Area Of Squares
</u>
The area of a square of side length B centimeters is

If we have two rows, each one containing B of those squares, then the total area is

Simplifying
